Science Quiz

Trace the energy transformation when the flashlight is on.

• A. chemical -light - electrical

• B. chemical - electrical - light

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  C. electrical – chemical - light

• D. electrical - light - chemical

Which is NOT an effect of increased urbanization?

• A. increase of flooding

• B. increasing volumes of solid wastes

• C. decrease of wetlands

• D. preservation of natural habitats

The volume of a gas is inversely proportional 600 cm. Find the pressure when the volume is 250 cm.

 

• A.      12.5 cm of mercury

•  

  B.      28 cm of mercury

   

• C.      72 cm of mercury

• D.      65 cm of mercury

Children in upland places are found affected by goiter. Which of this situation may help this group of children?

• A. Add iron to diet

•  

  B. Expose the children to ultraviolet rays

• C. Add iodized salt to diet

• D. Add iodine drops to diet

Which of the following conditions regarding the positions of the earth, moon, and the sun could possibly result to a solar eclipse?

• A. The sun is between the earth and the moon.

•  

  B. The moon is between the sun and the earth.

•  C. The earth is between the sun and the moon.

• D. The earth, moon, and son are at right angles to each other.

Why are green plants considered autotrophs?

•  

  A. They can build any kind of substances.

• B. They depend on other sources for their food,

• C. They have many pigments that capture light

• D. They can build simple inorganic substances into complex organic substance.

What do you call the point in the orbit of a planet when it is farthest from the sun?

• A. Apogee

• B. Perigee

• C. selective hunting

• D. cyanide fishing

The following practices promote sustainable development EXCEPT

• A. reforestation.

•  B. recycling

• C. Selective Hunting

• D.  Cyanide fishing

Which of the following events is predicted to be a result of global warming?

•  

  A. Thinning ozone layer

• B. Rising ocean level

• C. more severe earthquakes.

• D. larger volcanic eruptions

Which of the following is the correct level of organization of living things from complex to simple?

• A. cell, organ, organism, organ system, tissue

• B. cell, tissue, organ, organ system, organism

• C. organism, organ system, organ, tissue, cell

• D. tissue, cell, organ, organ system, organism